Automatically putting into Desmos, it would give me the fraction of 0.8-0.08, it would give me the answer automatically without really showing much example. But what you were looking for was 'how' to do it, so I hope it helps in some way and I hope I did the right thing, because I had to sorta relearn this real quick lol-- (it was familiar to me but i had forgotten the process, so I did a bit of relearning real quick to help)

Description: -Sal